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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $4,644 | 241 | 241 |
| 2006 | $11,350 | 7,045 | 7,045 |
| 2007 | $31,768 | 3,083 | 3,083 |
| 2008 | $183,243 | 27,213 | 27,213 |
| 2009 | $44,995 | 18,063 | 18,063 |
| 2010 | $110,154 | 22,158 | 22,158 |
| 2011 | $16,894 | 3,407 | 3,407 |
Note: Quantity represents Weight in kilograms
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